Commit Graph

110073 Commits

Author SHA1 Message Date
Michael Niedermayer 7058f9a3d6
Update for FFmpeg 6.0.1
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-11-03 23:33:44 +01:00
Andreas Rheinhardt 330b8305c1 fftools/ffmpeg_mux_init: Restrict disabling automatic copying of metadata
Fixes ticket #10638 (and should also fix ticket #10482)
by restoring the behaviour from before
3c7dd5ed37.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
(cherry picked from commit 02064ba3a3)
2023-11-02 23:54:16 -03:00
Michael Niedermayer 07e3223dd0
avformat/rtsp: Use rtsp_st->stream_index
Fixes: out of array access
Fixes: rtpdec_h264.c149/poc

Found-by: Hardik Shah of Vehere
Reviewed-by: Martin Storsjö <martin@martin.st>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit e4d5ac8d7d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 20:15:29 +02:00
Michael Niedermayer 2269a892fb
avutil/tx_template: fix integer ovberflwo in fft3()
Fixes: signed integer overflow: -1028966111 + -1314089526 cannot be represented in type 'int'
Fixes: 63174/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AAC_FIXED_fuzzer-5853273711837184

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Lynne <dev@lynne.ee>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 907743239d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 20:15:29 +02:00
Michael Niedermayer e770922e30
avcodec/jpeg2000dec: Check image offset
Fixes: left shift of negative value -538967841
Fixes: 62447/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_JPEG2000_fuzzer-6427134337613824

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Tomas Härdin <git@haerdin.se>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 88453250db)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 20:15:29 +02:00
Michael Niedermayer d2577e1622
avformat/mxfdec: Check klv offset
Fixes: Assertion klv_offset >= mxf->run_in failed at libavformat/mxfdec.c:736
Fixes: 62936/clusterfuzz-testcase-minimized-ffmpeg_dem_MXF_fuzzer-5778404366221312.fuzz

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Tomas Härdin <git@haerdin.se>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 70f5fa6325)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 20:15:29 +02:00
Sean McGovern 7b2b48078c
libavutil/ppc/cpu.c: check that AT_HWCAP2 is defined
It was not introduced until glibc 2.18.

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit d799ad2404)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 20:15:29 +02:00
Michael Niedermayer b902f5113e
avcodec/h2645_parse: Avoid EAGAIN
EAGAIN causes an assertion failure when it is returned from the decoder

Fixes: Assertion consumed != (-(11)) failed at libavcodec/decode.c:462
Fixes: assertion_IOT_instruction_decode_c_462/poc

Found-by: Hardik Shah of Vehere (Dawn Treaders team)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 5ddab49d48)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 20:15:29 +02:00
Michael Niedermayer 1079565e8e
avcodec/xvididct: Make c* unsigned to avoid undefined overflows
Fixes: signed integer overflow: 1496950099 + 728014168 cannot be represented in type 'int'
Fixes: 62667/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MJPEGB_fuzzer-6511785170305024

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit f7e5537dc1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 20:15:29 +02:00
Michael Niedermayer 6d25672afa
avcodec/bonk: Fix undefined overflow in predictor_calc_error()
Fixes: signed integer overflow: -2146469728 - 1488954 cannot be represented in type 'int'
Fixes: 62490/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_BONK_fuzzer-5612782399389696

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit cd66606a8f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 20:15:29 +02:00
Michael Niedermayer 85b9a8f296
avformat/tmv: Check video chunk size
This check matches the audio chunk check

Fixes: Timeout
Fixes: 62681/clusterfuzz-testcase-minimized-ffmpeg_dem_TMV_fuzzer-5299107876700160

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit b79fc70596)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 20:15:29 +02:00
Michael Niedermayer 55769812f7
avcodec/h264_parser: saturate dts a bit
Fixes: signed integer overflow: 0 - -9223372036854775808 cannot be represented in type 'long'
Fixes: 51896/clusterfuzz-testcase-minimized-ffmpeg_IO_DEMUXER_fuzzer-6112289464123392

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 7fedbc7606)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 20:15:29 +02:00
Michael Niedermayer 8af32643c0
avformat/asfdec_f: Saturate presentation time in marker
Fixes: signed integer overflow: -9223372036315799520 - 3873890816 cannot be represented in type 'long'
Fixes: 51896/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5009302746431488

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit cedb4736f5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 20:15:29 +02:00
Michael Niedermayer 2d87c74e60
avformat/xwma: sanity check bits_per_coded_sample
Fixes: signed integer overflow: 65312 * 524296 cannot be represented in type 'int'
Fixes: 51896/clusterfuzz-testcase-minimized-ffmpeg_dem_XWMA_fuzzer-6595971445555200

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit fe6ce28d11)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 20:15:29 +02:00
Michael Niedermayer ba90a8dff2
avformat/matroskadec: Check prebuffered_ns for overflow
Fixes: signed integer overflow: 9223372036630775808 + 1000000000 cannot be represented in type 'long'
Fixes: 51896/clusterfuzz-testcase-minimized-ffmpeg_dem_WEBM_DASH_MANIFEST_fuzzer-5406131992526848

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 2d6df3719d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 20:15:29 +02:00
Michael Niedermayer df8936ef12
avformat/wavdec: Check left avio_tell for overflow
Fixes: signed integer overflow: 155 + 9223372036854775655 cannot be represented in type 'long'
Fixes: 51896/clusterfuzz-testcase-minimized-ffmpeg_dem_W64_fuzzer-5364032278495232

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 929ddef3f4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 20:15:29 +02:00
Michael Niedermayer 6ddb165b4b
avformat/tta: Better totalframes check
Fixes: signed integer overflow: 4 * 740491135 cannot be represented in type 'int'
Fixes: 51896/clusterfuzz-testcase-minimized-ffmpeg_dem_TTA_fuzzer-6298893367508992

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 5f0d00464a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 20:15:29 +02:00
Michael Niedermayer f4270205a4
avformat/rpl: Check for number_of_chunks overflow
Fixes: signed integer overflow: 2147483647 + 1 cannot be represented in type 'int32_t' (aka 'int')
Fixes: 51896/clusterfuzz-testcase-minimized-ffmpeg_dem_RPL_fuzzer-6086131095830528

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit b3c973acbe)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 20:15:29 +02:00
Michael Niedermayer 034a3e6f9c
avformat/mov: compute absolute dts difference without overflow in mov_find_next_sample()
Fixes: signed integer overflow: -9223372036854775808 - 9222726413022000000 cannot be represented in type 'long'
Fixes: 51896/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-5959420033761280

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 3508b496e1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 20:15:29 +02:00
Michael Niedermayer d67bb81161
avformat/jacosubdec: Check timeres
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 51f0ab8b12)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 20:15:29 +02:00
Michael Niedermayer de458e5d3f
avformat/jacosubdec: avoid signed integer overflows in get_shift()
Fixes: signed integer overflow: 22014562800 * 934633746 cannot be represented in type 'long'
Fixes: 51896/clusterfuzz-testcase-minimized-ffmpeg_dem_JACOSUB_fuzzer-5189603246866432

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 32447b149f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 20:15:29 +02:00
Michael Niedermayer be3ca673f4
avformat/jacosubdec: Factorize code in get_shift() a bit
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 6490b9aed6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 20:15:29 +02:00
Michael Niedermayer 5d6524445c
avformat/sbgdec: Check for negative duration or un-representable end pts
Fixes: signed integer overflow: 9230955872951340 - -9223372036854775808 cannot be represented in type 'long'
Fixes: 51896/clusterfuzz-testcase-minimized-ffmpeg_dem_SBG_fuzzer-6330481893572608

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Nicolas George <george@nsup.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 9b00b5734d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 20:15:29 +02:00
Michael Niedermayer f630725cb0
avcodec/escape124: Do not return random numbers
Fixes: out of array access
Fixes: 62164/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ESCAPE124_fuzzer-6035022714634240
Fixes: 62164/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ESCAPE124_fuzzer-6422176201572352

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit fe6d46490f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 20:15:29 +02:00
Michael Niedermayer 303afea1a8
avcodec/apedec: Fix an integer overflow in predictor_update_filter()
Fixes: signed integer overflow: -2147483506 + -801380 cannot be represented in type 'int'
Fixes: 62164/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_APE_fuzzer-6578985923117056

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 515c0247a3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 20:15:29 +02:00
Michael Niedermayer 8a0e48001f
tools/target_dec_fuzzer: Adjust wmapro threshold
Fixes: Timeout
Fixes: 62266/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMAPRO_fuzzer-5125460729921536

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit bb9f8a1cb7)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 20:15:29 +02:00
Michael Niedermayer 3b822405cd
avcodec/wavarc: Allocate AV_INPUT_BUFFER_PADDING_SIZE
Fixes: overread
Fixes: 62164/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WAVARC_fuzzer-5963163952349184
Fixes: 62164/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WAVARC_fuzzer-6048030137909248

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit dbcf285abd)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 20:15:29 +02:00
Michael Niedermayer 0ae86db6ba
avcodec/wavarc: Fix integer overflwo in do_stereo()
Fixes: signed integer overflow: 148676193 - -2006512262 cannot be represented in type 'int'
Fixes: 62164/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WAVARC_fuzzer-5963163952349184

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit f3c986200d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 20:15:29 +02:00
Michael Niedermayer 47333e3e30
avutil/tx_template: Fix some signed integer overflows in DECL_FFT5()
Fixes: signed integer overflow: -1364715454 + -1468954671 cannot be represented in type 'int'
Fixes: 62093/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AAC_FIXED_fuzzer-5538774254485504

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit c42a89309a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 20:15:29 +02:00
Michael Niedermayer f16d72dfeb
avcodec/aacdec_template: Better avoidance of signed integer overflow in imdct_and_windowing_eld()
Fixes: 62171/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AAC_FIXED_fuzzer-5644657180409856
Fixes: signed integer overflow: 2 * 1079352273 cannot be represented in type 'int'

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 7f4fed5216)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 20:15:29 +02:00
Michael Niedermayer 5fd5e84474
tools/target_dec_fuzzer: Adjust threshold for MVHA
Fixes: Timeout
Fixes: 62120/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MVHA_fuzzer-5647877768347648

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 6359b2ce03)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 20:15:29 +02:00
Michael Niedermayer 8aae506dd2
avformat/avs: Check if return code is representable
Fixes: leak
Fixes: 62164/clusterfuzz-testcase-minimized-ffmpeg_dem_AVS_fuzzer-6738814988320768

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 52d666edec)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 20:15:29 +02:00
Michael Niedermayer f23f0ba87c
avcodec/flacdec: Fix integer overflow in "33bit" DECODER_SUBFRAME_FIXED_WIDE()
Fixes: signed integer overflow: 4 * 2307917133220067266 cannot be represented in type 'long'
Fixes: 62164/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_FLAC_fuzzer-6307690022043648

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 112a077d06)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 19:05:07 +02:00
Michael Niedermayer 8c5b391c63
avcodec/flacdec: Fix overflow in "33bit" decorrelate
Fixes: signed integer overflow: 538976288 - -9223372036854775808 cannot be represented in type 'long'
Fixes: 62164/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_FLAC_fuzzer-6275845531238400

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 35e6960a6b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 19:05:07 +02:00
Michael Niedermayer 342121cd35
avcodec/lcldec: Make PNG filter addressing match the code afterwards
Also update check accordingly

Fixes: tickets/10237/mszh_306_306_yuv422_nocompress.avi
Fixes: tickets/10237/mszh_306_306_yuv411_nocompress.avi

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit d11b8bd0c6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 19:05:06 +02:00
Michael Niedermayer c8319b4e00
avformat/westwood_vqa: Check chunk size
the type is also changed to int as it is interpreted as int in av_get_packet()

Fixes: signed integer overflow: 2147483647 + 1 cannot be represented in type 'int'
Fixes: 50993/clusterfuzz-testcase-minimized-ffmpeg_dem_WSVQA_fuzzer-6593408795279360
Fixes: 51896/clusterfuzz-testcase-minimized-ffmpeg_dem_WSVQA_fuzzer-4613908817903616

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Anton Khirnov <anton@khirnov.net>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 5c0df3da0b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 19:05:06 +02:00
Michael Niedermayer 33c009130c
avformat/sbgdec: Check for period overflow
Fixes: signed integer overflow: 4481246996173000000 - -4778576820000000000 cannot be represented in type 'long'
Fixes: 51896/clusterfuzz-testcase-minimized-ffmpeg_dem_SBG_fuzzer-5063670588899328

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Nicolas George <george@nsup.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit a9137110ed)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 19:05:06 +02:00
Michael Niedermayer afb5d20e23
avformat/concatdec: Check in/outpoint for overflow
Fixes: signed integer overflow: 91542414454000000 - -9154241494546000000 cannot be represented in type 'long'
Fixes: 51896/clusterfuzz-testcase-minimized-ffmpeg_dem_CONCAT_fuzzer-4739147999084544

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Nicolas George <george@nsup.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit dedc78b4b5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 19:05:05 +02:00
Michael Niedermayer 53bcb6eaf5
avformat/mov: Check avif_info
Fixes: leak
Fixes: 45982/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-6674082962997248
Fixes: 62164/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-6674082962997248

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 9a3bbf89bd)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 19:05:05 +02:00
Michael Niedermayer 3a177811f4
avformat/mxfdec: Remove this_partition
Suggested-by: Tomas Härdin <git@haerdin.se>
Fixes: 51896/clusterfuzz-testcase-minimized-ffmpeg_dem_MXF_fuzzer-5130394286817280

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 442d9412d2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 19:05:05 +02:00
Michael Niedermayer ea918615a1
avcodec/xvididct: Fix integer overflow in idct_row()
Fixes: signed integer overflow: 1871429831 + 343006811 cannot be represented in type 'int'
Fixes: 61784/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AIC_fuzzer-5372151001120768

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit b12444fe72)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 19:05:04 +02:00
Michael Niedermayer 4917892af7
avcodec/celp_math: avoid overflow in shift
by making gain unsigned we have 1 bit more available
alternatively we can clip twice as in the g729 reference

Fixes: left shift of 23404 by 17 places cannot be represented in type 'int'
Fixes: 61728/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ACELP_KELVIN_fuzzer-6280412547383296

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 6580a7b2b2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 19:05:04 +02:00
Michael Niedermayer 882052e293
tools/target_dec_fuzzer: Adjust threshold for rtv1
Fixes: 60499/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_RTV1_fuzzer-5020295866744832
Fixes: Timeout

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 9ee87245c5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 19:05:04 +02:00
Michael Niedermayer eb32d51302
avformat/hls: reduce default max reload to 3
The 1000 did result in the appearance of a never ending reload loop

The RFC mandates that "If the client reloads a Playlist file and finds that it has not
changed, then it MUST wait for a period of one-half the target
duration before retrying." and if it has changed
"the client MUST wait for at least the target duration before attempting to reload the
Playlist file again"

Trying to reload 3 times seems a better default than 1000 given these
durations

Issue found by: Сергей Колесников
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 5f810435c2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 19:05:03 +02:00
Michael Niedermayer d30d9c817a
avformat/format: Stop reading data at EOF during probing
Issue found by: Сергей Колесников
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 80f6e0378b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 19:05:03 +02:00
Michael Niedermayer 38bc713c6d
avcodec/bonk: Fix integer overflow in predictor_calc_error()
Fixes: signed integer overflow: -2147483300 - 12285 cannot be represented in type 'int'
Fixes: 59462/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_BONK_fuzzer-5714298807386112

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 2b25a5168e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 19:05:03 +02:00
Michael Niedermayer ebc4d0a310
avcodec/jpeg2000dec: jpeg2000 has its own lowres option
jpeg2000 overrides the global lowres variable with a lowres field called reduction_factor
ffmpeg -lowres X causes the reduction_factor to be set
ffplay -lowres X causes both lowres and the reduction_factor to be set
ossfuss sets only lowres

only the ffmpeg variant works. This patch tries to make the other 2 work.

Alternative we could just error out if things are inconsistent.
More complex restructuring should be limited to the master branch
to keep this reasonably easy to backport

Fixes: out of array access
Fixes: 59672/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_JPEG2000

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit c012d1f2bb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 19:05:02 +02:00
Michael Niedermayer 47bd650d68
avcodec/huffyuvdec: avoid undefined behavior with get_vlc2() failure
Fixes: left shift of negative value -1
Fixes: 59889/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HUFFYUV_fuzzer-5472742275940352

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 90647a9249)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 19:05:02 +02:00
Michael Niedermayer 58c8e61703
avcodec/cscd: Fix "CamStudio Lossless Codec 1.0" gzip files
Fixes: tickets/10241/cscd_1_0_306_306_gzip.avi

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit ab7d38f970)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 19:05:02 +02:00
Michael Niedermayer e1a05fdb58
avcodec/cscd: Check for CamStudio Lossless Codec 1.0 behavior in end check of LZO files
Alternatively the check could be simply made more tolerant
Fixes: Ticket10227

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit d2a0464fc2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-10-28 19:05:01 +02:00